Tubular doll



FIG. 1 is a front view of a tubular doll showing our new design;

FIG. 2 is a side view thereof; and,

FIG. 3 is a back view thereof.

The broken lines showing the head and arms are for illustrative purposes only and do not form part of the claimed design. 

The ornamental design for a tubular doll, as shown and described. 